Gassan is based in Amsterdam and has a collection of pre-owned watches that contains unique pre-owned and vintage watches from exclusive brands such as Rolex, Audemars Piguet and Patek Philippe.

All their watches are inspected, authentic and come with a one-year warranty. If you would like to know more about one of their watches please don’t hesitate to contact them.

Check their website at the following link: www.gassan.com